David and I did this balloon project together. Our balloon racer was made out of Cd's for the wheels, wine corks and skewards for the axels, and a big piece of bread for the body. Our race car went 5 meters the first time and 6 meters a few times after that. I think ours should get most creative.
Average speed: 1.4 feet per second
Mass: 205 grams
Acceleration: 0.0780 ft per second
Net force: 1.281 grams per second
Materials: Cd's, corks, wooden skewards, balloons, and bread
Pictures:
http://www.facebook.com/update_security_info.php?wizard=1#!/photo.php?fbid=10150095544517866&set=a.10150095113827866.280837.513442865
http://www.facebook.com/?ref=home#!/photo.php?fbid=10150095545067866&set=a.10150095113827866.280837.513442865
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